Answer:
D
Step-by-step explanation:
πr^2
3.14*3^2
3.14*9
28.26
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Have a nice day.
Answer:
When c and a are positive or both are negative
Step-by-step explanation:
negative times negative equals positive so if a was negative and c was negative -a*-c= ac
Of course positive times positive equals negative so if a and c were positive we could do
a*c= ac
Hope I could help !
The Martin family can drive 99 miles using 3 gallons of gas
Answer:
45 Handshakes.
Step-by-step explanation:
10 people shake hands.
So, each person will shake hands with 9 other people.
Total number of handshakes = 90/2 = 45